A randomized 25 question test from a pool of 761 questions, good luck!
Which of the answers below best reflects an unguided medium?
There are several data access methods used to transmit data. Which of the answers below can be described as a method that the responding device cannot initiate any communication independently?
Which of the answers below best reflects the power range that is transmitted to field devices when the Foundation fieldbus H1 is operating?
There are several common components of signal converters. Which one is best described as reduction of overall error introduced by the input and/or output signals?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best be used with analog values that require a significant degree of accuracy?
A typical DCS has at least four layers in it's architecture. Valves, switches and transmitters are all under the direct control of which of the layers below?
With any GUI, there are opportunities to use gathered data visually. Which of the methods below would be best described as one that would allow an operator to retrieve and plot data over an extended time frame?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would allow various workstations to receive data from servers and controllers?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to request the content of the slaves holding registers # 40108?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a discreet output memory location?
There are several stages in the alarm lifecycle. Which of these stages is the alarm philosophy compared to industry standards?
There are several layer within the a typical DCS., each with it's own responsibilities. Which of the levels below is responsible for the maintenance and configuration of the control system?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a vibrations given off by a device?
A modern DCS needs to be able to respond to growing demands. Which of the terms below is best defined as the measure of a system's ability to increase or decrease in performance and cost in response to changes in application and system processing demands.
One of the layers of the OSI manages access to be able to transmit data. Which of the answers below represents that layer?
Data communication in a DCS takes the form of various net works. Which of the networks below are redundant networks for controller connections?
Ethernet network components provide several ISO layers of transmission control. Which of the network components below has transmission controls on the ISO network layer and possibly the data link layers?
The field instrument to PLC communication is best defined by which of the answers below?
Alarm management is based upon the process conditions model. Which of the conditions in that model could be described as the optimal operating conditions?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog input memory location?
There are a collection of standards that defines the access control for wired Ethernet. Which one of the answers below is the standard for physical connections between devices being copper or fiber-optic media?
History management stores an enormous amount of process data. Which of the answers below represents the amount of different types of data stored?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is a network that links smaller networks together, but potentially on a global scale?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would integrate a microprocessor for data computations that reduce bandwidth use?
In relation to IPv4, every classification has a finite amount of addresses. Which of the classifications below has the most subnet addresses?